121531572

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{569}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 326781000

約数和(自身を除く): 205249428

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 349, 569, 612, 698, 1047, 1138, 1396, 1707, 2094, 2276, 3141, 3414, 4188, 5121, 5933, 6282, 6828, 9673, 10242, 11866, 12564, 17799, 19346, 20484, 23732, 29019, 35598, 38692, 53397, 58038, 71196, 87057, 106794, 116076, 174114, 198581, 213588, 348228, 397162, 595743, 794324, 1191486, 1787229, 2382972, 3375877, 3574458, 6751754, 7148916, 10127631, 13503508, 20255262, 30382893, 40510524, 60765786, 121531572]

約数ペア:

[(1, 121531572), (2, 60765786), (3, 40510524), (4, 30382893), (6, 20255262), (9, 13503508), (12, 10127631), (17, 7148916), (18, 6751754), (34, 3574458), (36, 3375877), (51, 2382972), (68, 1787229), (102, 1191486), (153, 794324), (204, 595743), (306, 397162), (349, 348228), (569, 213588), (612, 198581), (698, 174114), (1047, 116076), (1138, 106794), (1396, 87057), (1707, 71196), (2094, 58038), (2276, 53397), (3141, 38692), (3414, 35598), (4188, 29019), (5121, 23732), (5933, 20484), (6282, 19346), (6828, 17799), (9673, 12564), (10242, 11866)]