381844384

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{983}}^1$

素因数の和:1253

約数の個数: 48

約数和(自身を含む): 768700800

約数和(自身を除く): 386856416

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 199, 244, 398, 488, 796, 976, 983, 1592, 1952, 1966, 3184, 3932, 6368, 7864, 12139, 15728, 24278, 31456, 48556, 59963, 97112, 119926, 194224, 195617, 239852, 388448, 391234, 479704, 782468, 959408, 1564936, 1918816, 3129872, 6259744, 11932637, 23865274, 47730548, 95461096, 190922192, 381844384]

約数ペア:

[(1, 381844384), (2, 190922192), (4, 95461096), (8, 47730548), (16, 23865274), (32, 11932637), (61, 6259744), (122, 3129872), (199, 1918816), (244, 1564936), (398, 959408), (488, 782468), (796, 479704), (976, 391234), (983, 388448), (1592, 239852), (1952, 195617), (1966, 194224), (3184, 119926), (3932, 97112), (6368, 59963), (7864, 48556), (12139, 31456), (15728, 24278)]