289969888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{18839}}^1$

素因数の和:18899

約数の個数: 48

約数和(自身を含む): 631441440

約数和(自身を除く): 341471552

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 74, 104, 148, 208, 296, 416, 481, 592, 962, 1184, 1924, 3848, 7696, 15392, 18839, 37678, 75356, 150712, 244907, 301424, 489814, 602848, 697043, 979628, 1394086, 1959256, 2788172, 3918512, 5576344, 7837024, 9061559, 11152688, 18123118, 22305376, 36246236, 72492472, 144984944, 289969888]

約数ペア:

[(1, 289969888), (2, 144984944), (4, 72492472), (8, 36246236), (13, 22305376), (16, 18123118), (26, 11152688), (32, 9061559), (37, 7837024), (52, 5576344), (74, 3918512), (104, 2788172), (148, 1959256), (208, 1394086), (296, 979628), (416, 697043), (481, 602848), (592, 489814), (962, 301424), (1184, 244907), (1924, 150712), (3848, 75356), (7696, 37678), (15392, 18839)]