428433356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:871

約数の個数: 72

約数和(自身を含む): 882670320

約数和(自身を除く): 454236964

約数列:

[1, 2, 4, 13, 19, 26, 29, 38, 52, 58, 76, 116, 247, 361, 377, 494, 551, 722, 754, 787, 988, 1102, 1444, 1508, 1574, 2204, 3148, 4693, 7163, 9386, 10231, 10469, 14326, 14953, 18772, 20462, 20938, 22823, 28652, 29906, 40924, 41876, 45646, 59812, 91292, 136097, 194389, 272194, 284107, 296699, 388778, 433637, 544388, 568214, 593398, 777556, 867274, 1136428, 1186796, 1734548, 3693391, 5637281, 7386782, 8239103, 11274562, 14773564, 16478206, 22549124, 32956412, 107108339, 214216678, 428433356]

約数ペア:

[(1, 428433356), (2, 214216678), (4, 107108339), (13, 32956412), (19, 22549124), (26, 16478206), (29, 14773564), (38, 11274562), (52, 8239103), (58, 7386782), (76, 5637281), (116, 3693391), (247, 1734548), (361, 1186796), (377, 1136428), (494, 867274), (551, 777556), (722, 593398), (754, 568214), (787, 544388), (988, 433637), (1102, 388778), (1444, 296699), (1508, 284107), (1574, 272194), (2204, 194389), (3148, 136097), (4693, 91292), (7163, 59812), (9386, 45646), (10231, 41876), (10469, 40924), (14326, 29906), (14953, 28652), (18772, 22823), (20462, 20938)]