31881517902

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{216607}}^1$

素因数の和:216682

約数の個数: 96

約数和(自身を含む): 80895290112

約数和(自身を除く): 49013772210

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 37, 39, 51, 74, 78, 102, 111, 117, 153, 221, 222, 234, 306, 333, 442, 481, 629, 663, 666, 962, 1258, 1326, 1443, 1887, 1989, 2886, 3774, 3978, 4329, 5661, 8177, 8658, 11322, 16354, 24531, 49062, 73593, 147186, 216607, 433214, 649821, 1299642, 1949463, 2815891, 3682319, 3898926, 5631782, 7364638, 8014459, 8447673, 11046957, 16028918, 16895346, 22093914, 24043377, 25343019, 33140871, 47870147, 48086754, 50686038, 66281742, 72130131, 95740294, 104187967, 136245803, 143610441, 144260262, 208375934, 272491606, 287220882, 312563901, 408737409, 430831323, 625127802, 817474818, 861662646, 937691703, 1226212227, 1771195439, 1875383406, 2452424454, 3542390878, 5313586317, 10627172634, 15940758951, 31881517902]

約数ペア:

[(1, 31881517902), (2, 15940758951), (3, 10627172634), (6, 5313586317), (9, 3542390878), (13, 2452424454), (17, 1875383406), (18, 1771195439), (26, 1226212227), (34, 937691703), (37, 861662646), (39, 817474818), (51, 625127802), (74, 430831323), (78, 408737409), (102, 312563901), (111, 287220882), (117, 272491606), (153, 208375934), (221, 144260262), (222, 143610441), (234, 136245803), (306, 104187967), (333, 95740294), (442, 72130131), (481, 66281742), (629, 50686038), (663, 48086754), (666, 47870147), (962, 33140871), (1258, 25343019), (1326, 24043377), (1443, 22093914), (1887, 16895346), (1989, 16028918), (2886, 11046957), (3774, 8447673), (3978, 8014459), (4329, 7364638), (5661, 5631782), (8177, 3898926), (8658, 3682319), (11322, 2815891), (16354, 1949463), (24531, 1299642), (49062, 649821), (73593, 433214), (147186, 216607)]