313021384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1229}}^1$

素因数の和:1358

約数の個数: 64

約数和(自身を含む): 661248000

約数和(自身を除く): 348226616

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 79, 104, 124, 158, 248, 316, 403, 632, 806, 1027, 1229, 1612, 2054, 2449, 2458, 3224, 4108, 4898, 4916, 8216, 9796, 9832, 15977, 19592, 31837, 31954, 38099, 63674, 63908, 76198, 97091, 127348, 127816, 152396, 194182, 254696, 304792, 388364, 495287, 776728, 990574, 1262183, 1981148, 2524366, 3009821, 3962296, 5048732, 6019642, 10097464, 12039284, 24078568, 39127673, 78255346, 156510692, 313021384]

約数ペア:

[(1, 313021384), (2, 156510692), (4, 78255346), (8, 39127673), (13, 24078568), (26, 12039284), (31, 10097464), (52, 6019642), (62, 5048732), (79, 3962296), (104, 3009821), (124, 2524366), (158, 1981148), (248, 1262183), (316, 990574), (403, 776728), (632, 495287), (806, 388364), (1027, 304792), (1229, 254696), (1612, 194182), (2054, 152396), (2449, 127816), (2458, 127348), (3224, 97091), (4108, 76198), (4898, 63908), (4916, 63674), (8216, 38099), (9796, 31954), (9832, 31837), (15977, 19592)]